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Selection of driving power supply for LED light bar dimming application
LED is more and more widely used in lighting fixtures. In addition to its unique advantages over traditional lighting methods, in addition to improving the quality of life, improving the efficiency of light sources and prolonging the service life of lighting fixtures, LED uses its unique dimming ...Read more -
Silicon controlled dimming for excellent LED lighting
LED lighting has become a mainstream technology. LED flashlights, traffic lights and lamps are everywhere. Countries are promoting the replacement of incandescent and fluorescent lamps in residential, commercial and industrial applications powered by main power with LED lamps. However, if LED lig...Read more -
Six indexes for judging the performance of LED light source and their relationships
To judge whether an LED light source is what we need, we usually use an integrating sphere to test, and then analyze the test data. The general integrating sphere can give the following six important parameters: luminous flux, luminous efficiency, voltage, color coordinate, color temperature, and...Read more -
Future industrial intelligent lighting developments and applications
Railway, port, airport, expressway, national defense, and other supporting sectors have risen quickly in recent years against the backdrop of domestic infrastructure and urbanization, providing growth opportunities for the development of the industrial lighting business. A new era of industrial t...Read more -
Analysis of main technical routes of white LED for lighting
1. Blue LED chip+yellow green phosphor, including polychrome phosphor derivative The yellow green phosphor layer absorbs the blue light of some LED chips to produce photoluminescence, and the blue light from the LED chips transmits out of the phosphor layer and converges with the yellow green lig...Read more -
Nine secrets of high quality LED bulb driving power
The development of LED lighting has entered a new stage. The high-quality LED bulb driving power supply for modern lighting has the following requirements: (1) High efficiency and less heat Because the power supply is usually built-in, together with the LED bulb beads, the heat generated b...Read more -
Why are led lamps easy to break in summer?
I don’t know if you have found that whether it is led bulbs, led ceiling lights, led table lights, LED projection lights, led industrial and mining lights, etc., it is easier to break down in summer, and the probability of breaking down is much higher than that in winter. Why? The answer is...Read more -
Ten hot spots of LED application technology development
First, the total energy efficiency of LED light sources and lamps. Total energy efficiency = internal quantum efficiency × Chip light extraction efficiency × Package light output efficiency × Excitation efficiency of phosphor × Power efficiency × Lamp efficiency. At present, this value is less th...Read more -
Six indexes for judging the performance of LED light source and their relationship
To judge whether an LED light source is what we need, we usually use an integrating sphere for testing, and then analyze according to the test data. The general integrating sphere can give the following six important parameters: luminous flux, luminous efficiency, voltage, color coordinate, color...Read more -
What is LED buried lamp
The LED buried lamp body is made of adze or stainless steel and other materials, which is durable, waterproof and excellent in heat dissipation. We can often find its presence in outdoor landscape lighting projects. So what is led buried lamp and what are the characteristics of this kind of lamp...Read more -
Selection skills and classification of machine vision light sources
At present, ideal visual light sources include high-frequency fluorescent lamp, optical fiber halogen lamp, xenon lamp and LED light source. Most applications are led light sources. Here are several common LED light sources in detail. 1. Circular light source The LED lamp beads are arrange...Read more -
Comparison between LED human body induction lamp and traditional human body induction lamp
Infrared human body induction lamp uses the thermal infrared emitted by the human body to detect and generate electrical signals by thermal induction elements. Through the induction device, the lamp can be controlled to turn on and off. It has the characteristics of light on when people come and ...Read more